pdfIndexation à base des syntagmes nominaux (Nominal-chunk based indexing) [in French]Amine Amri | Maroua Mbarek | Chedi Bechikh | Chiraz Latiri | Hatem HaddadJEP-TALN-RECITAL 2012, Workshop DEFT 2012: DÉfi Fouille de Textes (DEFT 2012 Workshop: Text Mining Challenge)